Home / 4,259,139.20-6,391,819.20-2,999,427.20

Finding the Fourth Proportional to 4,259,139.20, 6,391,819.20 and 2,999,427.20

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Solution

The fourth proportional to 4,259,139.20, 6,391,819.20 and 2,999,427.20 is: 4,501,331.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,259,139.20 : 6,391,819.20 = 2,999,427.20 : x
  2. Step 2: Convert to fraction form
    4,259,139.20/6,391,819.20 = 2,999,427.20/x
  3. Step 3: Cross multiply
    4,259,139.20x = 6,391,819.20 × 2,999,427.20
  4. Step 4: Simplify right side
    4,259,139.20x = 19,171,796,365,962.24
  5. Step 5: Solve for x
    x = 19,171,796,365,962.24/4,259,139.20
  6. Step 6: Final answer
    x = 4,501,331.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.